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Facts and Concepts. If Leah is 6 years older than Sue, and John is 5 years older than Leah, and the total of their ages is 41, how old is Sue? 8 10 14 19 21. Stephanie Chasteen, CU-Boulder.
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If Leah is 6 years older than Sue, and John is 5 years older than Leah, and the total of their ages is 41, how old is Sue? • 8 • 10 • 14 • 19 • 21 Stephanie Chasteen, CU-Boulder
A nurse needs to make rounds on four patients who are stable. Using the principle of medical sepsis, which patient should be seen first? • A postsurgical cardiac patient with pneumonia • A patient with a draining wound • A patient who is severely neutropenic • A child with chickenpox Nursing program, CU –Denver, Gail Armstrong
Which experiment will produce 18O2? • experiment 1 • experiment 2 • both experiments • neither Experiment 1: H218O + CO2 Experiment 2: H2O +C18O2 Question credit: Pearson Education, Inc.
You’re on a cart, initially at rest, throwing balls at a partition that is rigidly mounted on the front of the cart. If the balls bounce straight back, as in the figure, then is the cart put in motion? Yes, left Yes, right No Don’t know Eric Mazur, “Peer Instruction”
When you lose 10 pounds, where does most of the weight go? • Out of the body in secretions (urine, feces, and/or sweat) • Out of the body in air you exhale • The body uses it up as energy • Half out of the body in secretions and half used up as energy Origin unknown
A ball is rolling around the inside of a circular track. The ball leaves the track at point P. Which path does the ball follow? C D B A E P Eric Mazur, “Peer Instruction”
Part 1 of 2 Draw a cell’s plasma membrane using circles and lines to represent the two “ends” of the phospholipids that comprise the membrane. Indicate the inside and outside of the cell with respect to the membrane. example phospholipid Question credit: CWSEI, SEI
Part 2 of 2 Which of the following illustrations looks most like your own drawing? My drawing looks different Question credit: CWSEI, SEI
Which of the parallelograms in the figure below are unit cells? Credit: http://www.jce.divched.org/JCEDLib/QBank/collection/ConcepTests/
John is walking to school. This graph shows his position as a function of time. When is John moving with the greatest velocity? position time A B C D E (UBC CWSEI)
What texture does this rock display? A. Phaneritic B. Aphanitic C. Porphyritic D. Glassy CU SEI
Show students that a light bulb lights up when it’s connected to a power source through a weak acid. What will happen if I use a 100% acid solution? (A) Brighter (B) Dimmer (Most students answer brighter; but the light bulb won’t light in a 100% acid solution) 15 Origin unknown
Observations of a particular ecosystem lead you to propose this food web. If a disease causes the population of frogs to decrease, what would you expect to happen to the population of rabbits? Increase Decrease Stay the same Ian Beatty, UMass Amherst
If you lower a 1.5 kg mass on a string into a 5 kg beaker filled with water, what happens to the reading on the scale? • increases to 6.5 kg • increases to a value < 6.5 kg • increases to a value > 6.5 kg • stay the same (UBC CWSEI)
Which action will increase the concentration of the solution? I. Add more CuSO4 II. Evaporate water III. Drain water a. I only b. I and II c. II and III d. I and III e. I, II, and II Using PhET interactive simulation http://phet.colorado.edu
A cup filled with water has a hole in the side through which the liquid is flowing out. If the cup is dropped from a height, what will happen to the water flowing from the cup? It will keep on coming out, flowing the same as before It will keep coming out, but it will flow a bit slower than before It will keep coming out, but start to flow upwards It will keep coming out, flowing horizontally with the falling cup It will stop flowing (Cynthia Heiner)
A block m sits on a rough surface, with a spring attached and extended. As the block moves up the incline a small distance, how many forces are exerted on the block? • One force • Two forces • Three forces • Four forces • Five forces • Six forces • Seven forces • More than seven forces • Impossible to determine • None of the above Bill Gerace, UMass Amherst
Which superpower would you rather have? The ability to… • Change the mass of things • Change the charge of things • Change the magnetization of things • Change the boiling point of things Question: Ian Beatty, UMass-Amherst Image: Thibault fr on Wikimedia
If you could only have one system left, which would it be? Circulatory Nervous Endocrine Immune Digestive Respiratory Exretory Muscle/Skeletal Kate Dollard, Northampton HS (based on a question by Chevy Seney of Frontier Regional School)
Are you concerned about global climate change? • Yes • No • I don’t think the climate is changing • I don’t know if the climate is changing • I think the climate is changing but I don’t know whether I should be concerned about it or not CU-SEI
What do you think is the most effective intervention for the prevention of infection? • Prophylactic antibiotics • Contact precautions • Handwashing • Fewer invasive interventions Nursing program, CU –Denver, Gail Armstrong
Do you think that nuclear power is too dangerous to be used in the U.S.? • Yes • No • I’m not sure
Do you know someone who has cancer (or had it in the past)? • Yes, someone close to me • Yes, but I didn’t know them well • No • Not sure Origin unknown
Which of the following are you least comfortable using to solve problems? • Kinematics • Newton’s Laws • Work-Energy theorem • Momentum-Impulse theorem • Angular Momentum-Angular Impulse Theorem Credit: Ian Beatty
Real-time confusion meter • I’m bored – speed up • I’m with you • Slow down a little • I’m totally lost
If you want to do as little work as possible while carrying a heavy box, should you be careful not to let it move up and down at all as you walk? • Yes • No • It depends Ian Beatty, UMass Amherst
Both bacteria and viruses can trigger immune system response. Which of the following is a FALSE statement about bacteria and viruses? • Viruses are cells. • Viruses replicate inside human cells. • Bacteria can replicate their own DNA. • Viruses can have RNA as genetic material. Integrative Physiology, Physics, Molecular, Cellular and Developmental Biology, CU-Boulder; Nursing program, CU –Denver
In this food chain, would you expect to have more owls or more frogs? Why? Cathy Wanat, Northampton High School
Body temperature is maintained constant throughout the human body. True or false? • True • False Origin Unknown: Bill Something, Human Physiology II
How many of the following statements about selection are true? Plants: During their lifetime, plants may experience many different sources of selection Insects: Insects often experience a different type of selection as larvae than as adults Birds: Birds can experience different directions of selection in different years Mammals: Selection in mammals always operates more strongly on survival than on reproduction A) 0 B) 1 C) 2 D) 3 E) 4 Question credit: Greg Bole